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Dactylioceras helianthoides

Cephalopoda - Ammonitida - Dactylioceratidae

Taxonomy

No taxonomic data are available

Sister species
D. acanthus, D. alpestre, D. amplum, D. athleticum, D. boreum, D. commune (syn. D. absimile, D. circumactum), D. consimile, D. crassescens, D. crassifactum, D. crassiusculum, D. holandrei, D. kanense, D. praepositum, D. suntarense, D. temperatum, D. toxophorum, Rakusites pruddeni
Sister species lacking formal opinion data
D. aequistriatum, D. alpestre, D. anguiformis, D. anguinum, D. annulatum, D. attenuatum, D. comptum, D. curvicosta, D. groenlandicum, D. hoelderi, D. pseudocommmune, D. semicelatum, D. tenuicostatum, D. verme, D. vermis, D. anguiformis, D. vermis, D. aequistriatum, D. andaluciensis, D. chilense, D. clevelandicum, D. ernsti, D. hoelderi, D. semicelatum, D. tenuicostatum, D. tenuicostatum, D. verme, D. tenuicostatum, D. annuliferum

Synonymy list
No taxonomic opinions are available

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderAmmonitidaHaeckel 1866
suborderAmmonitinaHyatt 1889
superfamilyEoderoceratoidea(Spath 1929)
familyDactylioceratidaeHyatt 1867
subfamilyDactylioceratinaeHyatt 1867
genusDactyliocerasHyatt 1867
specieshelianthoides

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Early/Lower Toarcian or 184.20000 to 182.90000 Ma

Collections (29 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Pliensbachian - Early/Lower Toarcian192.9 - 182.9Japan (Yamaguchi) Dactylioceras helianthoides (38175 38176 38178 38179 38181 38182 38183)
Early/Lower Toarcian184.2 - 182.9Japan (Yamaguchi) Dactylioceras helianthoides (38195 38196 38199 38200 38201 38202 38203 38204 38205 38206 38208 38210 38212 38213 38214 38215 38216 38218 38219 38221 38222)
Early/Lower Toarcian184.2 - 182.9USA (Nevada) Dactylioceras helianthoides (208070)